P

Inventor

KANEMITSU YUMI

JP11 patents
⚠️ This page may combine multiple inventors who share the name “KANEMITSU YUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO RUBBER IND

5 patents
US6755072B1Jun 29, 2004

Ball-batting implement testing device

SUMITOMO RUBBER IND26 citations91
US6293878B1Sep 25, 2001

Tennis racket with vibration damping member

SUMITOMO RUBBER IND24 citations90
US6623384B2Sep 23, 2003

Dynamic damper and dynamic damper-installed tennis racket

SUMITOMO RUBBER IND12 citations71
US12029948B2Jul 9, 2024

Golf club head

SUMITOMO RUBBER IND1 citations62
US10252125B2Apr 9, 2019

Golf club shaft

SUMITOMO RUBBER IND0 citations50

FUSHIHARA KAZUHISA

2 patents
US8592526B2Nov 26, 2013

Golf ball

FUSHIHARA KAZUHISA2 citations60
US8426526B2Apr 23, 2013

Solid golf ball

FUSHIHARA KAZUHISA0 citations39

SUMITOMO ELECTRIC INDUSTRIES

1 patent
US7012111B2Mar 14, 2006

High-specific-gravity EPDM composition, dynamic damper made from the composition, tennis racket with the dynamic damper, and radiation-shielding material comprising the composition

SUMITOMO ELECTRIC INDUSTRIES11 citations78

DUNLOP SPORTS CO LTD

1 patent
US9119991B2Sep 1, 2015

Golf ball resin composition and golf ball

DUNLOP SPORTS CO LTD2 citations61

TSUNASHIMA HIROMASA

1 patent
US8907020B2Dec 9, 2014

Golf ball

TSUNASHIMA HIROMASA0 citations33

HIBI AYAKA

1 patent
US8877869B2Nov 4, 2014

Method for selecting organic sulfur compound for golf ball, method for producing golf ball, and golf ball

HIBI AYAKA0 citations30